An important predator in rocky shores and kelp forest communities that can influence the abundance of other animals.
MARINe: Ochre Seastar (Pisaster ochraceus)
ochre-stars_MARINe.
NPS: Sanctuary
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Box plots for annual size frequency distributions of ochre star P. ochraceus at each island. Black lines represent mean sizes of ochre stars at each island pooled across sites. Red lines represent the mean of all years. Note that data for 2014 are not presented due to insufficient numbers of ochre stars encountered to estimate population size frequency. Figure: Channel Islands National Park